Watch List notes:

P. Servilius M.f. Rullus, Rome Mint, 100 BC.
Helmeted bust of Minerva with aegis to left, behind RVLLI;
Victoria holding palm driving biga right, beneath P, in exergue P_SERVILI_M_F.
Crawford 328/1. Porous. Fine Size: D: 19.8mm; 3.69g